Flag holder



FIG. 1 is a perspective view of the flag holder holding a pole and flag in combination with a trailer hitch showing our new design;

FIG. 2 is a front elevational view of thereof;

FIG. 3 is a left side elevational view, the right side being a mirror image thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines showing environment in the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a flag holder, as shown and described. 